About: http://webisa.webdatacommons.org/302545562

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The lamp controller, for example, is commanded from the control box via 125-kilohertz signals sent over the house's electric power circuits, while wireless devices such as the camera use a 319-megahertz radio frequency to communicate.
http://www.w3.org/ns/prov#wasQuotedFrom	ieee.org